History of glue tapes

Tape glue tapes is a tape-like double-sided tape that is transcribed like a Correction Tape . Half the 1980s, Germany manufacturers launched. In the Tombow , the Pit tape was released in 1997. In Euro...

https://www.tombow.com/en/mamechishiki/%e3%83%86%e3%83%bc%e3%83%97%e3%81%ae%e3%82%8a%e3%81%ae%e6%ad%b4%e5%8f%b2/

A good use of Plastic Eraser

[How to apply Plastic Eraser ] Use the corners and roundness of the eraser to Plastic Eraser match the size of the one you want to erase. [How to put the force] When rubbed strongly from the beginn...

https://www.tombow.com/en/mamechishiki/e86/

The reason for the cut of the corner of the sleeve

It is to prevent the corner of the Plastic Eraser body from bite to the sleeve even if the Plastic Eraser is pushed out by a considerable strong force and the character is erased. We call the processi...

https://www.tombow.com/en/mamechishiki/e85/

Plastic Eraser Manufacturing method

There are two types of methods (press method) to make affected in plate shape while heating the mixed material, and how to make it by heating and extruding into a rod (extrusion molding method). The ...

https://www.tombow.com/en/mamechishiki/e84/

History of solid glues

At first, it was thought that the thing of the crayon type which came out tackiness when rubbing like the slip wax of the belt of the factory. The origin of the current solid glues using Pyrrolidone i...

https://www.tombow.com/en/mamechishiki/g82/

History of liquid glues

Polyvinyl alcohol, a synthetic resin that has been industrialized since the war, has been used. It became the market in 1975, and it has reached the present. There was no liquid glues before that, an...

https://www.tombow.com/en/mamechishiki/g80/

Japan glues History

It is said that the paper has been introduced to our country in 610 years (18 years old), and the clip of paper has begun to spread to the private sector since the Heian period, and it is estimated fr...

https://www.tombow.com/en/mamechishiki/g79/

Origin of the name of various glues

There is a historical one, and it is named from the raw material, the form, the function, and the application. For example, from raw materials, such as starch glues , Arabiya rubber glues , poval glue...

https://www.tombow.com/en/mamechishiki/g77/

Is the non-dust Plastic Eraser not erased?

It is often thought that it eraser dust is an eraser that is not Plastic Eraser erased from the name of non-dust, but in fact it does not mean that the eraser dust does not come out. Because the erase...

https://www.tombow.com/en/mamechishiki/e76/

Bonding duration

Solid glues , liquid glues Bonding is permanent, but paper may deteriorate. glue tapes Acrylic acid ester resins, which are the ingredients of glues , are very stable. It does not deteriorate like ...

https://www.tombow.com/en/mamechishiki/g75/

What is acid-free?

Acid is acids that do not contain acidic components. However, in a Tombow Pencil , the meaning of acid-free is not "acids or alkalis, nor does it tarnish paper or letters!" 」 The "Acid-free mark" is...

https://www.tombow.com/en/mamechishiki/g73/

Why is glue glued?

Since the solid glues is originally a gel product with 50% or more liquid content, it can be liquefied locally by the physical force at the time of coating and wet the paper. In this way, it is said t...

https://www.tombow.com/en/mamechishiki/g72/

Why the glues ?

glues is bonded to paper by chemical action and mechanical action, and glues itself becomes a hardened and sturdy film, and paper and paper are combined. The chemical action is the hydroxyl group (-OH...

https://www.tombow.com/en/mamechishiki/g71/

Can you erase the character of a ballpoint pen ?

These days I often see an Plastic Eraser that can erase the ink of a ballpoint pen like a pencil. This is how it is erased on earth, and the ink of the ballpoint pen is scraped off the paper. Therefor...

https://www.tombow.com/en/mamechishiki/e70/

Type of glues

It also means the starch glue made from the glues starch of rice and corn, and the adhesive of the industrial material widely. In a narrow sense, the adhesive for the paper of the use for clerical wor...

https://www.tombow.com/en/mamechishiki/g69/

How to erase characters with Plastic Eraser

It is a state written in the paper of "character" and "picture" that the powder of the pencil made of graphite enters the eyes of the paper. The powder is immediately peeled off from the paper when pu...

https://www.tombow.com/en/mamechishiki/e68/

History of Mechanical Pencil

It is said that the key run of the United States was announced by the name of "Eversharp" almost 100 years ago. The first domestically produced by Hayakawa Metal (current Sharp Co., Ltd.) was release...

https://www.tombow.com/en/mamechishiki/s67/

Types of mechanical Pencils

There are two types of mechanical pencils, which are called " knock mechanism " and "Feeding type". The knock mechanism includes a side knock mechanism type and an automatic knock mechanism type....

https://www.tombow.com/en/mamechishiki/s66/

English name of mechanical pencil

The mechanical pencil is named after Tokuji Hayakawa, the founder of Sharp Corporation, and is called Mechanical Pencils in English. In the Japan, it is nicknamed such as a mechanical pencil, and is e...

https://www.tombow.com/en/mamechishiki/s65/

Spare Leads Eco

The eco Mark and the green purchasing method are prescribed for the container containing the core, and the recycled material (recycled plastic or recycled paper) is used. In the Tombow , recycled plas...

https://www.tombow.com/en/mamechishiki/s62/

About the concentration of the Spare Leads and the Pencil

In JIS, both the Spare Leads and the pencil core were originally the same standard. However, in order to be consistent with international standard ISO, we have established JIS standards separately. Si...

https://www.tombow.com/en/mamechishiki/s60/

Type of core

In the market, there are 12 types of core diameters: 0.2, 0.3, 0.4, 0.5, 0.7, 0.9 mm, and the intensity is 4B to 6H (4B, 3B, 2B, B,HB, F, H, 2H, 3H, 4H, 5H, 6H). Tombow has a core diameter of 0.3mm, 0...

https://www.tombow.com/en/mamechishiki/%e8%8a%af%e3%81%ae%e7%a8%ae%e9%a1%9e/

About the color Spare Leads

There are two kinds of color Spare Leads . The same as colored pencils, a non-calcined core made by extrusion molding of pigments, waxes and resins, and boron, talc, mica, and clay minerals are formed...

https://www.tombow.com/en/mamechishiki/s58/

Performance required for Spare Leads

1. Be able to write thick The grain of the core is fine, and it adheres to the fiber of the paper snugly, and settles. 2. Strong There is no core break during writing. 3. Smooth There is no catch...

https://www.tombow.com/en/mamechishiki/s57/

Raw material for Spare Leads

The first was the sintering of the clay, which is the main raw material, the graphite and the binder, as well as the pencil core. However, it was not possible to obtain enough strength when the core d...

https://www.tombow.com/en/mamechishiki/s55/

History of Spare Leads

Since the release of the Eversharp in 1838, the Spare Leads was made of graphite clay (same as pencil core), with a core diameter of 1.0 and 1.5 mm length of about 30mm. However, in 1962, a 0.5 mm syn...

https://www.tombow.com/en/mamechishiki/s54/

History of neutral ballpoint pen

The newest is this neutral ballpoint pen pen (Gel ink ballpoint pen ). It has been released from domestic manufacturers around 1984. As a new generation of ballpoint pen using the word neutral ink, ne...

https://www.tombow.com/en/mamechishiki/b49/

History of water-based ballpoint pen

The history of the water-based ballpoint pen was branched from the oily ballpoint pen , and it was started in 1964 by auto company. After that, the improvement was made, and it was released from the d...

https://www.tombow.com/en/mamechishiki/b48/

History of oily ballpoint pen

Development as a practical thing is the beginning to have been conceived in Hungary in 1943. In fact, the history of ballpoint pen is only sixty years. In 1944 the following year, the Eversharp Compan...

https://www.tombow.com/en/mamechishiki/b47/

English name of ballpoint pen

In the United States, the oily ballpoint pen Pen is called a ball point pen. The thing about the water-based ballpoint pen is called a roller pen. By the way, it is called K-gel Punkt shreiber in the ...

https://www.tombow.com/en/mamechishiki/b46/

How to fit the ball

It is a very small ball, and it is very strange why it is turning well without falling below. To make a chip, a thin wire-shaped metal is cut in a cylindrical shape, the end is truncated to a conical ...

https://www.tombow.com/en/mamechishiki/b44/

The life of the written character

Oil is said to have more than 50 years when it is a normal storage state as a document. At present, it has been more than 50 years after the release of ballpoint pen , but the documents of those days ...

https://www.tombow.com/en/mamechishiki/b42/